Home / 18,282,560.79-27,415,868.57-6,915,037.80

Finding the Fourth Proportional to 18,282,560.79, 27,415,868.57 and 6,915,037.80

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Solution

The fourth proportional to 18,282,560.79, 27,415,868.57 and 6,915,037.80 is: 10,369,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282,560.79 : 27,415,868.57 = 6,915,037.80 : x
  2. Step 2: Convert to fraction form
    18,282,560.79/27,415,868.57 = 6,915,037.80/x
  3. Step 3: Cross multiply
    18,282,560.79x = 27,415,868.57 × 6,915,037.80
  4. Step 4: Simplify right side
    18,282,560.79x = 189,581,767,481,381.94
  5. Step 5: Solve for x
    x = 189,581,767,481,381.94/18,282,560.79
  6. Step 6: Final answer
    x = 10,369,541.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.